Britons braving rain until end of the week as signs emerge of sizzling return to summer
A U-turn in weather patterns could be about to ramp up the thermostat
Met Office issues urgent thunderstorm warning with powercuts and lightning set to strike
Britons have been told to consider preparing a flood plan and an emergency flood kit
Record spring heat 'a taster of what's to come' as Britain gears up for three months of sun
Spring records are already tumbling in unprecedented 35C heat
